adventurer
/ədˈventʃərə(r); əd`vɛntʃərɚ/ (fem 阴性作 adventuress / ədˈventʃərɪs; əd`vɛntʃərɪs/) n
1 person who seeks adventures 冒险家.
2 (often derog 常作贬义) person who is ready to take risks or act dishonestly, immorally, etc in seeking personal gain 投机分子（为谋私利甘冒风险或做不诚实, 不道德的事的人）.